Mounting evidence points to a link between new-onset allergies and Long COVID, with mast cell activation syndrome as a potential culprit.

Add Yahoo as a preferred source to see more of our stories on Google. Every summer for the past several years, including this summer, COVID cases have increased throughout the United States as people ...

Add Yahoo as a preferred source to see more of our stories on Google. What are the most common COVID-19 symptoms doctors are seeing in October 2025? Read on to find out what to look out for, how to ...

Add Yahoo as a preferred source to see more of our stories on Google. If you’re like most people in the US, you probably either know someone with COVID-19 right now, know someone who just got over an ...

New FDA approval language for COVID-19 vaccines is sowing confusion about which conditions put people at greater risk for severe disease and who can avoid the inconvenience and cost of off-label ...

Looking for information about the FDA’s limited approval of 2025-26 COVID vaccines? Read what we know about who can get an updated COVID shot this year. Updated Aug. 27 If it feels like several people ...

Retrospective data from Southern Italy show a marked rise in pediatric septic head and neck infections, with greater severity and increased need for surgery post-pandemic.